linux-capture: Omit implicit modifier token when creating texture

DRM_FORMAT_MOD_INVALID is a token for implicit modifier. When importing
a DMA-BUF with implicit modifier we should call
gs_texture_create_from_dmabuf() without modifier.

plugins/linux-capture/pipewire.c

@@ -30,6 +30,7 @@
 #include <fcntl.h>
 #include <glad/glad.h>
 #include <linux/dma-buf.h>
+#include <libdrm/drm_fourcc.h>
 #include <spa/param/video/format-utils.h>
 #include <spa/debug/format.h>
 #include <spa/debug/types.h>
@@ -386,6 +387,7 @@ static void on_process_cb(void *user_data)
 		uint32_t strides[planes];
 		uint64_t modifiers[planes];
 		int fds[planes];
+		bool modifierless; // DMA-BUF without explicit modifier
 
 		blog(LOG_DEBUG,
 		     "[pipewire] DMA-BUF info: fd:%ld, stride:%d, offset:%u, size:%dx%d",
@@ -410,10 +412,14 @@ static void on_process_cb(void *user_data)
 		}
 
 		g_clear_pointer(&obs_pw->texture, gs_texture_destroy);
+
+		modifierless = obs_pw->format.info.raw.modifier ==
+			       DRM_FORMAT_MOD_INVALID;
 		obs_pw->texture = gs_texture_create_from_dmabuf(
 			obs_pw->format.info.raw.size.width,
 			obs_pw->format.info.raw.size.height, drm_format,
-			GS_BGRX, planes, fds, strides, offsets, modifiers);
+			GS_BGRX, planes, fds, strides, offsets,
+			modifierless ? NULL : modifiers);
 	} else {
 		blog(LOG_DEBUG, "[pipewire] Buffer has memory texture");
 		enum gs_color_format obs_format;